static DEVICE_ATTR()

in therm_adt746x.c [391:444]

• 45 lines of code
• 4 McCabe index (conditional complexity)

static DEVICE_ATTR(sensor1_temperature,	S_IRUGO,
		   show_sensor1_temperature,NULL);
static DEVICE_ATTR(sensor2_temperature,	S_IRUGO,
		   show_sensor2_temperature,NULL);
static DEVICE_ATTR(sensor1_limit, S_IRUGO,
		   show_sensor1_limit,	NULL);
static DEVICE_ATTR(sensor2_limit, S_IRUGO,
		   show_sensor2_limit,	NULL);
static DEVICE_ATTR(sensor1_location, S_IRUGO,
		   show_sensor1_location, NULL);
static DEVICE_ATTR(sensor2_location, S_IRUGO,
		   show_sensor2_location, NULL);

static DEVICE_ATTR(specified_fan_speed,	S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH,
		   show_specified_fan_speed,store_specified_fan_speed);

static DEVICE_ATTR(sensor1_fan_speed,	S_IRUGO,
		   show_sensor1_fan_speed,	NULL);
static DEVICE_ATTR(sensor2_fan_speed,	S_IRUGO,
		   show_sensor2_fan_speed,	NULL);

static DEVICE_ATTR(limit_adjust,	S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH,
		   show_limit_adjust,	store_limit_adjust);

static void thermostat_create_files(struct thermostat *th)
{
	struct device_node *np = th->clt->dev.of_node;
	struct device *dev;
	int err;

	/* To maintain ABI compatibility with userspace, create
	 * the old style platform driver and attach the attributes
	 * to it here
	 */
	th->pdev = of_platform_device_create(np, "temperatures", NULL);
	if (!th->pdev)
		return;
	dev = &th->pdev->dev;
	dev_set_drvdata(dev, th);
	err = device_create_file(dev, &dev_attr_sensor1_temperature);
	err |= device_create_file(dev, &dev_attr_sensor2_temperature);
	err |= device_create_file(dev, &dev_attr_sensor1_limit);
	err |= device_create_file(dev, &dev_attr_sensor2_limit);
	err |= device_create_file(dev, &dev_attr_sensor1_location);
	err |= device_create_file(dev, &dev_attr_sensor2_location);
	err |= device_create_file(dev, &dev_attr_limit_adjust);
	err |= device_create_file(dev, &dev_attr_specified_fan_speed);
	err |= device_create_file(dev, &dev_attr_sensor1_fan_speed);
	if(th->type == ADT7460)
		err |= device_create_file(dev, &dev_attr_sensor2_fan_speed);
	if (err)
		printk(KERN_WARNING
			"Failed to create temperature attribute file(s).\n");
}